Posting a picture on the Internet only takes a second, but a photo is forever on the Internet. It is easy for someone to copy and paste a photo from one website to another. Once a picture is posted, it is virtually impossible to get it back.
Assign directly to your students using the code or link above, without having them log in. Simply tell your students to go to
www.pbsstudents.org and enter the Assignment Code, or click on the Assignment URL to share the assignment as a link.